and with just days before the election, california gov. jerry brown was before the commonwealth club in san francisco thursday stumping for proposition 30, the temporary tax increase is designed to prevent cuts to education. he says the choice is simple. the money in, for the schools, in, out, yes, no, on come off, there is no middle. >> wahl most of the audience seemed to support the measure proposition 30 is by no means, a sure thing. >> some people are inclined to vote yes that is down 50%. and from the mid-september and it was also mid 50 range in the summer. field poll director, mark di camillo says while the current poll shows supporters have dropped over time, he says there is still a chance for proposition 30 can pass. they're still a 50% of undecided. perhaps 2-for% could be on his side with a--15% undecided --. 2%-3% could be on his side. the competing tax measure, proposition 30 is in bigger trouble. the poll finds 34% in the support, 49 percent opposed and 70 percent undecided. he made it clear that these-70-- are undecided reg